Home / 117,992.16-176,754.96-88,443.36

Finding the Fourth Proportional to 117,992.16, 176,754.96 and 88,443.36

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Solution

The fourth proportional to 117,992.16, 176,754.96 and 88,443.36 is: 132,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,992.16 : 176,754.96 = 88,443.36 : x
  2. Step 2: Convert to fraction form
    117,992.16/176,754.96 = 88,443.36/x
  3. Step 3: Cross multiply
    117,992.16x = 176,754.96 × 88,443.36
  4. Step 4: Simplify right side
    117,992.16x = 15,632,802,559.07
  5. Step 5: Solve for x
    x = 15,632,802,559.07/117,992.16
  6. Step 6: Final answer
    x = 132,490.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.